#rails

BugSnag error monitoring & reporting software for rails, sinatra, rack and ruby

39 MCP tools that give AI agents live access to your Rails schema, models, routes, conventions & all Rails Nervous Sytems. Works with Claude Code, Cursor, Copilot, OpenCode, Codex CLI. Zero config.

Do it like => validates :photos, attached: true, content_type: ['image/png', 'image/jpg', 'image/jpeg'], size: { less_than: 500.kilobytes }, limit: { min: 1, max: 3 }, aspect_ratio: :landscape, dimension: { width: { in: 800..1600 }

Token based authentication for Rails JSON APIs. Designed to work with jToker and ng-token-auth.

Fixture-level performance without giving up FactoryBot-style test setup.

Object-based searching.

Simple role-based authorization library for Ruby on Rails

Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc).

OpenAI API + Ruby! 🤖❤️ GPT-5 & Realtime WebRTC compatible!

Composants Rails pour le DSFR

Computing-focused community centered around link aggregation and discussion

Full-featured MCP support for Ruby and RubyLLM—making it easy to build structured, composable LLM workflows in pure Ruby.

Use Turbo in your Ruby on Rails app

The Ruby framework for programming—rather than prompting—language models.

FriendlyId is the “Swiss Army bulldozer” of slugging and permalink plugins for ActiveRecord. It allows you to create pretty URL’s and work with human-friendly strings as if they were numeric ids for ActiveRecord models.

AASM - State machines for Ruby classes (plain Ruby, ActiveRecord, Mongoid, NoBrainer, Dynamoid)

ReCaptcha helpers for ruby apps

A UI development environment for Ruby on Rails apps

Generate your next Rails app interactively! This template includes production-ready recommendations for testing, security, developer productivity, and modern frontends. Plus optional Vite support! ⚡️

:gem: A Ruby shim for SassC that will communicate with Embedded Dart Sass using the Embedded Sass protocol

🪴 A modular framework for seeding Rails tables from CSV files, hashes, or custom Ruby methods.